3964428454 has 16 divisors (see below), whose sum is σ = 6804583200. Its totient is φ = 1696935744.

The previous prime is 3964428437. The next prime is 3964428463. The reversal of 3964428454 is 4548244693.

It is a junction number, because it is equal to n+sod(n) for n = 3964428398 and 3964428407.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 163689 + ... + 186340.

It is an arithmetic number, because the mean of its divisors is an integer number (425286450).

Almost surely, 2^3964428454 is an apocalyptic number.

3964428454 is a deficient number, since it is larger than the sum of its proper divisors (2840154746).

3964428454 is a wasteful number, since it uses less digits than its factorization.

3964428454 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 350847.

The product of its digits is 3317760, while the sum is 49.

The square root of 3964428454 is about 62963.7074353155. The cubic root of 3964428454 is about 1582.6815082802.

The spelling of 3964428454 in words is "three billion, nine hundred sixty-four million, four hundred twenty-eight thousand, four hundred fifty-four".